<template>
  <div class="upload">
    <el-upload
      class="avatar-uploader"
      action="https://jsonplaceholder.typicode.com/posts/"
      :data="dataObj"
      :file-list="fileList"
      :show-file-list="false"
      :on-success="handleAvatarSuccess"
      :before-upload="beforeAvatarUpload">
      <img v-if="imageUrl" :src="imageUrl" class="avatar">
      <i v-else class="el-icon-plus avatar-uploader-icon"></i>
    </el-upload>
     <!-- <my-upload
        :width="100"
        :height="100"
        :url="userApiRootUrl"
        field="avatar"
        img-format="jpg"></my-upload> -->
  </div>
</template>
<script>
// import 'babel-polyfill'
import myUpload from 'vue-image-crop-upload'
export default {
  name: 'upload',
  data () {
    return {
      imageUrl: '',
      dataObj: {
        time: '1981616198'
      },
      fileList: [],
      userApiRootUrl: 'https://tgbus-user.xy.huijitrans.com/api/user/avatar'
    }
  },
  methods: {
    handleAvatarSuccess (res, file) {
      this.imageUrl = URL.createObjectURL(file.raw)
      console.log(this.fileList)
    },
    beforeAvatarUpload (file) {
      const isJPG = file.type === 'image/jpeg'
      const isLt2M = file.size / 1024 / 1024 < 2

      if (!isJPG) {
        this.$message.error('上传头像图片只能是 JPG 格式!')
      }
      if (!isLt2M) {
        this.$message.error('上传头像图片大小不能超过 2MB!')
      }
      return isJPG && isLt2M
    }
  },
  components: {
    'my-upload': myUpload
  }
}
</script>
<style lang="less">
  .avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }
  .avatar-uploader .el-upload:hover {
    border-color: #409EFF;
  }
  .avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    line-height: 178px;
    text-align: center;
  }
  .avatar {
    width: 178px;
    height: 178px;
    display: block;
  }
</style>
